function facebookURL(params) {
	var clean = false;
	var prefix = window.location.toString().substring((window.location.toString().indexOf('?', 0) + 1));
	if (prefix.indexOf('#', 0) != -1) {
		clean = true;
	}
	
	if (clean) {
		prefix = prefix.substring(0, prefix.length-1);
	}
	
	var suffix = "&" + $.param(params);
	
	return prefix+suffix;
}
